Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4703359 | Universal remote control unit with model identification capability | Robin B. Rumbolt, William R. McIntyre | 1987-10-27 |
| 4607159 | Optical joystick controller with intersecting spring means | Charles E. Dellinger | 1986-08-19 |